Myristol is specially formulated as a broad-spectrum and effective supplement to support your cats’ joint health.. Contains Cetyl myristoleate, hydrolyzed collagen, Glucosamine and MSM. Ingredients per 1 1/2 scoops: Glucosamine HCl (shell fish) 250 mg Cetyl Myristoleate Fatty Acid Complex 225 mg Hydrolyzed Collagen 225 mg MethylSulfonylMethane (MSM) 75 mg Ascorbic Acid (Vitamin C) 25 mg Manganese (Mn) 0.5 mg Zinc (Zn) 0.5 mg